CBSE Class 2 Mathematics Addition Assignment

Assignment -3

Addition

1. Solve.

Question 1. 273 + 706
Answer: \(273 + 706 = 979\)
In simple words: Add the ones, tens, and hundreds columns separately to get 979.

Exam Tip: Always start adding from the rightmost column (ones place).

Question 2. 400 + 218
Answer: \(400 + 218 = 618\)
In simple words: Adding 218 to 400 gives 618.

Exam Tip: Adding zero to any digit keeps the digit unchanged.

Question 3. 546 + 453
Answer: \(546 + 453 = 999\)
In simple words: Summing the corresponding place values results in 999.

Exam Tip: Check each column addition carefully to avoid calculation errors.

Question 4. 300 + 211
Answer: \(300 + 211 = 511\)
In simple words: Combine 300 and 211 to get 511.

Question 5. 222 + 72
Answer: \(222 + 72 = 294\)
In simple words: Add 72 to 222 to get 294.

Exam Tip: Align 72 under the tens and ones places of 222 correctly.

Question 6. 201 + 332
Answer: \(201 + 332 = 533\)
In simple words: Adding 332 to 201 yields 533.

Exam Tip: Add column by column from right to left.

Question 7. 521 + 73
Answer: \(521 + 73 = 594\)
In simple words: Summing 521 and 73 gives 594.

Exam Tip: Ensure proper alignment of the two-digit number with the three-digit number.

Question 8. 323 + 613
Answer: \(323 + 613 = 936\)
In simple words: Adding 613 to 323 results in 936.

Exam Tip: Double-check the addition of the tens column.

Question 9. 256 + 103
Answer: \(256 + 103 = 359\)
In simple words: Combine 256 and 103 to get 359.

Exam Tip: Adding zero in the tens place does not change the tens value of the other number.

Question 10. 321 + 422
Answer: \(321 + 422 = 743\)
In simple words: Summing 321 and 422 gives 743.

Exam Tip: Perform addition carefully for each place value.

Question 11. 423 + 526
Answer: \(423 + 526 = 949\)
In simple words: Adding 526 to 423 results in 949.

Exam Tip: Verify each digit sum independently.

Question 12. 104 + 125
Answer: \(104 + 125 = 229\)
In simple words: Combine 104 and 125 to get 229.

Exam Tip: Keep columns straight to prevent addition errors.

Question 13. 315 + 60
Answer: \(315 + 60 = 375\)
In simple words: Adding 60 to 315 gives 375.

Exam Tip: Align 60 under the tens and hundreds correctly (tens and ones).

Question 14. 155 + 531
Answer: \(155 + 531 = 686\)
In simple words: Summing 155 and 531 yields 686.

Exam Tip: Add ones to ones, tens to tens, and hundreds to hundreds.

Question 15. 135 + 543
Answer: \(135 + 543 = 678\)
In simple words: Adding 543 to 135 results in 678.

Exam Tip: Always review your final answer.

Addition Worksheet

Solve.

Question 1. 744 + 969
Answer: \(744 + 969 = 1713\)
In simple words: Add column by column with carrying over to get 1713.

Exam Tip: Be careful when carrying over numbers to the next column.

Question 1b. 541 + 169
Answer: \(541 + 169 = 710\)
In simple words: Adding 169 to 541 with carrying gives 710.

Exam Tip: Write down the carried digit clearly.

Question 2. 417 + 931
Answer: \(417 + 931 = 1348\)
In simple words: Summing 417 and 931 results in 1348.

Exam Tip: Ensure proper alignment of four-digit sums.

Question 3. 749 + 731
Answer: \(749 + 731 = 1480\)
In simple words: Adding 731 to 749 gives 1480.

Exam Tip: Watch out for regrouping in the ones and tens columns.

Question 4. 509 + 767
Answer: \(509 + 767 = 1276\)
In simple words: Combine 509 and 767 to get 1276.

Exam Tip: Add carefully across all place values.

Question 5. 449 + 516
Answer: \(449 + 516 = 965\)
In simple words: Summing 449 and 516 yields 965.

Question 6. 957 + 495
Answer: \(957 + 495 = 1452\)
In simple words: Adding 495 to 957 gives 1452.

Exam Tip: Double-check carry-overs when sums exceed 9.

Question 7. 948 + 441
Answer: \(948 + 441 = 1389\)
In simple words: Combine 948 and 441 to get 1389.

Exam Tip: Align columns neatly.

Question 8. 305 + 695
Answer: \(305 + 695 = 1000\)
In simple words: Adding 695 to 305 results in 1000.

Exam Tip: Notice how zeros and carries combine to form a thousand.

Question 9. 327 + 128
Answer: \(327 + 128 = 455\)
In simple words: Summing 327 and 128 gives 455.

Exam Tip: Regroup 15 ones into 1 ten and 5 ones.

Question 10. 725 + 793
Answer: \(725 + 793 = 1518\)
In simple words: Adding 793 to 725 yields 1518.

Exam Tip: Verify each addition step carefully.

Question 11. 728 + 104
Answer: \(728 + 104 = 832\)
In simple words: Combine 728 and 104 to get 832.

Exam Tip: Regroup 12 ones as 1 ten and 2 ones.

Question 12. 516 + 526
Answer: \(516 + 526 = 1042\)
In simple words: Summing 516 and 526 gives 1042.

Exam Tip: Check your carries across columns.

Question 13. 414 + 159
Answer: \(414 + 159 = 573\)
In simple words: Adding 159 to 414 results in 573.

Exam Tip: Regroup 13 ones as 1 ten and 3 ones.

Question 14. 956 + 443
Answer: \(956 + 443 = 1399\)
In simple words: Combine 956 and 443 to get 1399.

Exam Tip: Perform column additions accurately.

Addition Worksheet

2. Solve.

Question 1. \(170 + 160 = \_\_\_\_\)
Answer: \(170 + 160 = 330\)
In simple words: Add 170 and 160 to find the missing sum.

Exam Tip: Add tens and hundreds together.

Question 2. \(\_\_\_\_ + 70 = 190\)
Answer: \(120 + 70 = 190\)
In simple words: Subtract 70 from 190 to find the missing number: \(190 - 70 = 120\).

Exam Tip: Use subtraction to find a missing addend.

Question 3. \(120 + 105 = \_\_\_\_\)
Answer: \(120 + 105 = 225\)
In simple words: Add 120 and 105 to get 225.

Question 4. \(124 + 113 = \_\_\_\_\)
Answer: \(124 + 113 = 237\)
In simple words: Summing 124 and 113 gives 237.

Exam Tip: Add ones, tens, and hundreds separately.

Question 5. \(120 + 90 = \_\_\_\_\)
Answer: \(120 + 90 = 210\)
In simple words: Adding 90 to 120 results in 210.

Exam Tip: Remember that \(12 + 9 = 21\), so \(120 + 90 = 210\).

Question 6. \(10 + \_\_\_\_ = 100\)
Answer: \(10 + 90 = 100\)
In simple words: Subtract 10 from 100 to find the missing addend: \(100 - 10 = 90\).

Exam Tip: Use subtraction to solve for an unknown addend.

Question 7. \(137 + 100 = \_\_\_\_\)
Answer: \(137 + 100 = 237\)
In simple words: Adding 100 increases the hundreds digit by 1.

Exam Tip: Adding 100 only changes the hundreds place.

Question 8. \(\_\_\_\_ + 90 = 110\)
Answer: \(20 + 90 = 110\)
In simple words: Subtract 90 from 110 to get 20.

Exam Tip: Check by substituting the answer back into the equation.

3. Write in column and add:

Question a. 110 + 178
Answer:
  110
+ 178
-------
  288
\(110 + 178 = 288\)
In simple words: Arrange the numbers in columns and add to get 288.

Exam Tip: Always align numbers vertically by their place values.

Question b. 631 + 104
Answer:
  631
+ 104
-------
  735
\(631 + 104 = 735\)
In simple words: Set up the vertical addition to find the sum of 735.

Exam Tip: Double-check column alignment before calculating.

Question c. 112 + 206
Answer:
  112
+ 206
-------
  318
\(112 + 206 = 318\)
In simple words: Write in columns and add to get 318.

Exam Tip: Add digits in each column from right to left.

Question d. 127 + 712
Answer:
  127
+ 712
-------
  839
\(127 + 712 = 839\)
In simple words: Column addition yields 839.

Exam Tip: Keep your handwriting neat to avoid alignment mistakes.

Question e. 344 + 214
Answer:
  344
+ 214
-------
  558
\(344 + 214 = 558\)
In simple words: Set up the vertical addition to get 558.

Exam Tip: Add ones with ones, tens with tens, and hundreds with hundreds.

Question f. 234 + 432
Answer:
  234
+ 432
-------
  666
\(234 + 432 = 666\)
In simple words: Arrange in columns and add to find the sum of 666.

Exam Tip: Review your final column sum.